package com.ll.gulimall.order.config;

import feign.RequestInterceptor;
import feign.RequestTemplate;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.context.request.RequestAttributes;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

import javax.servlet.http.HttpServletRequest;

@Configuration
public class FeginConfing {

    @Bean("requestInterceptor")
    public RequestInterceptor requestInterceptor() {

        return new RequestInterceptor() {
            @Override
            public void apply(RequestTemplate requestTemplate) {
                //拿到当前请求的Request对象
                ServletRequestAttributes request = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
                if (request != null) {
                    String cookie = request.getRequest().getHeader("Cookie");
                    //同步请求头
                    requestTemplate.header("Cookie", cookie);
                }
            }
        };
    }
}
